The first batch of Firefox OS phones sold out in just hours

Released as developer preview units, the Geeksphone models are called Keon, priced at $119, and Peak; which was selling for $194.

Mozilla CEO: ‘We refuse’ to bring Firefox to iOS until Apple lets us use our web engine

Kovacs spoke today at the D: Dive into Mobile event in New York City and talked on a number of topics, including the upcoming Firefox OS, the potential for Firefox on iOS, and why he is leaving the company.

Firefox OS needs games: Mozilla is confident it can entice developers by eliminating fragmentation

Mozilla is releasing Firefox OS based on idealistic web principals and is betting that will attract developers.

Mozilla makes strides with mobile-oriented Firefox OS

The Mozilla Foundation announced a greatly expanded lineup of hardware and carrier partners for its upcoming HTML-based Firefox OS yesterday at Mobile World Congress.

Big partnerships may just give Firefox OS a fighting chance

Mozilla's mission to put inexpensive smartphones in the hands of more people is getting some significant support from manufacturers and carriers.

Mozilla debuts two Firefox OS developer preview phones — low-end stays the star

With most smartphone makers endlessly obsessed with high-end devices sporting bigger and better specs, Mozilla's focus on low-end devices with Firefox OS is simply refreshing.

Our first look at Firefox OS and how Mozilla is building its ecosystem of apps

While the native-versus-mobile-web debate has become stale -- "boring" in JacaScript creator Brendan Eich's words -- the technologies interweaving our devices and our data are evolving at ever more rapid rates. Firefox OS, which Eich has been working on at Mozilla, is showing off some of that evolution today.

Here’s what Firefox OS is going to look like on your phone

We’ve been itching to know more about Firefox OS ever since Mozilla CEO Gary Kovacs started talking real talk about it to us at SXSW.

And today, we got screenshots. Hooray!

UPDATE, 2:55 p.m. Pacific: A Mozilla rep emailed us …

Firefox OS: Mozilla’s phone experiment gets support from Sprint and global carriers

Because “Boot to Gecko” doesn’t have much of a ring to it, Mozilla announced today that its upcoming phone OS will now be called “Firefox OS.” The new platform also has the backing of major worldwide carriers, including Sprint and …